| 摘要 |
<p>A harness (7), straps (8) and a movable unit (9) carry an object or a person from a higher level to a lower level via cables (2) provided near the lower level with a braking unit (10) for slowing down and stopping the harness. The cables comprise at least two parallel tracks to which the harness, straps and movable unit are connected.</p> |
